Hou Lan

Hou Lan (?-?) was a eunuch of the Later Han and one of the Ten Eunuchs.

Biography
His position as an adviser to Emperor Ling of Han gave him great power, which he used unscrupulously to assassinate any who opposed him and committed many more atrocities. After his allies, including Zhang Rang, assassinated Grand Commander He Jin, they were attacked by yuan Shao. He fled with the Empress Dowager, Emperor Shao of Han, and Liu Xie, but then disappeared.